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  1. Scott Danforth

    1985 3.7L 470 170hp mercruiser

    Welcome aboard Free boats are the most expensive If the floor is rotten, the stringers and transom long ago rotted If you didn't use a factory Mercruiser head gasket, that could also be an issue
  2. Scott Danforth

    2012 VP 300 C-A Exhaust manifolds getting too hot - DTC 441 & 442

    Anything that may be plugging the system
  3. Scott Danforth

    Are these couplers interchangeable?

    they interchange when used ad paperweights and pen holders. however as Bondo pointed out, not as couplers.
  4. Scott Danforth

    2012 VP 300 C-A Exhaust manifolds getting too hot - DTC 441 & 442

    just backflush from the raw water pump backwards. simply undo the hose at the raw water pump, shove the end of the garden hose in there and tighten the clamp. no adapter needed.
  5. Scott Danforth

    1985 16 or 17 ft. closed bow sunray cuddy?

    Manuals for boats do not exist You have an OMC stringer 400 Wiring diagram for motor/controls/gauges will be in the OMC factory manual only available new from outboardbooks.com. Used factory manuals available on eBay/Craigslist Remainder of boat wiring (nav lights and horn) are simple and...
  6. Scott Danforth

    omc select trim

    Try eBay, craigslist and boat salvage yards. Only other place may be www sterndrive.info Any stringer 400 from 1978-1984) interchange. 1985 is a crossover year to the cobra drive. Your motor/drive is a 1984
  7. Scott Danforth

    OMC Cobra 5.0 302 1995

    95 ford 302 would be port injection. ECM and ignition parts have not been available for years
  8. Scott Danforth

    OMC Cobra 5.0 302 1995

    Obsolete with parts NLA
  9. Scott Danforth

    2012 VP 300 C-A Exhaust manifolds getting too hot - DTC 441 & 442

    Almost NEVER the coolant circulation pump. Spend $30 and install a new impeller
  10. Scott Danforth

    fuel pump 260 hp 350 mercruiser

    I would not use the sierra unless Carter fuel systems went out of business The Chinese knockoff brand you posted from Amazon is PURE GARBAGE Hey a carter https://www.summitracing.com/parts/crt-m61073
  11. Scott Danforth

    Deck Repair Over Stringer

    Most likely need more than deck as that is the last thing to rot after the transom and stringers Go to the stickies at the top of the forum, 4th one down, read links 14,15, and 18
  12. Scott Danforth

    How to wrap carpet on side bunks

    Use monel staples
  13. Scott Danforth

    fuel pump 260 hp 350 mercruiser

    Skip aftermarket and buy the Carter pump that was originally on the motor. It's less than $50
  14. Scott Danforth

    OMC Stringer 3.0 belt replacement

    All 2.5 and 3.0 motors have the same issue
  15. Scott Danforth

    Flywheel is easy to spin without spark plugs

    use good cables and bolt the lugs to the battery and the starter solenoid. jumper cables wont do it.
  16. Scott Danforth

    Foam on Aluminum corrosion

    the wet foam held water against the aluminum. that is where the corrosion came from. the water with minerals in it, not the foam
  17. Scott Danforth

    Wide, classic style boat (helm) seats?

    nothing special about the brackets. its 1/2 x 2" radius bar (rounded edges), with a 4" bend radius. they also make a stainless 3/8" x 2 version seating in general is not special, or difficult. about 20 years ago, the transition went from Plywood to Starboard or PVC Proboard (if there is a...
  18. Scott Danforth

    New 5.7 overheating

    no idea as it will be dependent on ambient temp, incoming water tamp and the angle of how your boat is sitting. I know how much water flow you should have with either the F5B-9 or F6B-9 raw water pump. how much water flow are you getting? overheat is a direct sign of lack of water flow
  19. Scott Danforth

    How to wrap carpet on side bunks

    Seam on the outboard side
  20. Scott Danforth

    New 5.7 overheating

    Water flow Make sure you have water flow
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